RaceChip+ vs e85Cal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RaceChip+
Control chip tuning and throttle tuning for your car with this app. Fine-tune settings to match your car's specifics and driving style, with easy access to Eco, Sport, and Race modes. Experience enhanced performance with RaceChip tuning chips.
- Chip tuning control
- Throttle tuning control
- Customizable driving modes (Eco, Sport, Race)
- Real-time software updates
- Product support
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Control chip tuning and throttle tuning with one app and fine tune the respective settings to perfectly match your car's specifics and your personal driving style. Map these settings to three easy to the access driving modes Eco, Sport and Race. Download the free RaceChip app now and experience your car on a whole new level with our RaceChip tuning chips RS, GTS or GTS Black and throttle tuning RaceChip XLR. RaceChip products are available for numerous cars in our online shop (see www.racechip.com). The RaceChip app not only allows for a new driving experience but also sets the standard in product support. Updates for your car's tuning configuration and the tuning chip's software will be available instantaneously through the app. Get your RaceChip now and experience real power. RaceChip - Performance tuning made in Germany
e85Cal
This app assists users in calculating the precise amounts of standard and ethanol gasoline needed to achieve a desired ethanol percentage in their fuel mix. It simplifies the process by taking into account tank size, current fuel level, and the ethanol content of available fuel types.
- Calculate ethanol percentage goal
- Enter gas tank size
- Input standard pump gas ethanol %
- Input ethanol pump gas ethanol %
- Set target ethanol % mix
- Enter current fuel level %
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e85Cal help you calculate your ethanol percentage goal. It fast, simple, and easy to use. Just enter the following information: 1) How big is your gas tank? 2) What is the ethanol % in the standard pump gas? 3) What is the ethanol % in the ethanol pump gas? 4) What is your target ethanol % mix goal? 5) What is your current ethanol % min in your vehicle? 6) What is your current fuel level % in your vehicle? Results will display how many gallons or liters of standard and ethanol gas to pump in your vehicle based on your input.
Screenshots
Verdict
The clearest difference is review sentiment: e85Cal at 83% against RaceChip+'s 38%. e85Cal also leads on rating (4.7 vs 3.1). On price, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
e85Cal holds the better App Store score, 4.7 against 3.1. Both are backed by a comparable volume of ratings — 81 and 35 respectively. Written reviews point the same way: 38% of RaceChip+'s written reviews are positive against 83% of e85Cal's.
RaceChip+ ships an update every 2 months, e85Cal every 4 months. The most recent releases landed on September 29, 2026 and September 26, 2026 respectively.
| Parameter | RaceChip+ | e85Cal |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (81 ratings) | 4.7 (35 ratings) — better |
| Positive reviews | 38.5% of reviews | 83.3% of reviews — better |
| Number of ratings | 81 — better | 35 |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.2 | 12.1 — better |
| Further details — not scored | ||
| Size | 96 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | RaceChip Chiptuning GmbH & Co. KG | Michael Joe |
Customer experience
RaceChip+
e85Cal
In-app purchases
RaceChip+
No in-app purchases
e85Cal
No in-app purchases
